Casio 3247, MA1007-EA Reference, Illumination, Alarm Operation, About the Auto Light Switch, Flash Alert, Button Operation Tone, Auto Return Features, Scrolling, Initial Screens

Operation Guide 3247

3.Press Cto move the flashing in the sequence shown below to select other settings.

Hour

Minutes

Month

Day

4. While a setting is flashing, use Dand Bto change it as described below.

Screen	To do this:	Do this:

	Change the hour and	Use D(+) and B(–).
	minutes	••With the 12-hour format, set the time correctly
		as a.m. or p.m. (P indicator).
	Change the month	as a.m. or p.m. (P indicator).
	Change the month	••To set an alarm that does not include a month
	and day	and/or day, set for each setting.
		and/or day, set for each setting.

5. Press Ato exit the setting screen.

Alarm Operation

The alarm tone sounds at the preset time for 10 seconds, regardless of the mode the watch is in. In the case of the snooze alarm, the alarm operation is performed a total of seven times, every five minutes, until you turn the alarm off.

••Alarm and Hourly Time Signal operations are performed in accordance with the Timekeeping Mode time.

••To stop the alarm tone after it starts to sound, press any button.

••Performing any one of the following operations during a 5-minute interval between snooze alarms cancels the current snooze alarm operation.

Displaying the Timekeeping Mode setting screenDisplaying thesetting screenTo test the alarmIn the Alarm Mode, hold down Dto sound the alarm.To turn an alarm on and off

Warning!

••Always make sure you are in a safe place whenever you are reading the watch using the auto light switch. Be especially careful when running or engaged in any other activity that can result in accident or injury. Also take care that sudden illumination by the auto light switch does not startle or distract others around you.

••When you are wearing the watch, make sure that its auto light switch is turned off before riding on a bicycle or operating a motorcycle or any other motor vehicle. Sudden and unintended operation of the auto light switch can create a distraction, which can result in a traffic accident and serious personal injury.

To turn the auto light switch on and off

In the Timekeeping Mode, hold down Bfor about three seconds to toggle the auto light switch on (auto light switch indicator displayed) or off (auto light switch indicator not displayed).

••The auto light switch indicator is on the display in all modes while the auto light switch is turned on.

••In order to protect against running down the battery, the auto light switch turns off automatically approximately six hours after you turn it on.

Reference

This section contains more detailed and technical information about watch operation. It also contains important precautions and notes about the various features and functions of this watch.

Graphic Areas

There are two graphic areas named A and B. The information shown in each graphic area depends on the current mode.

Graphic area A

Graphic area B

Alarm on indicatorSnooze alarm indicator

1.In the Alarm Mode, use Dto select an alarm.2.Press Ato toggle it on and off.

••Turning on a alarm (, , or ) displays the alarm on indicator on its Alarm Mode screen.

••Turning on the snooze alarm () displays the alarm on indicator and snooze alarm indicator on the Alarm Mode snooze alarm screen.

••In all modes, the alarm on indicator is shown for any alarm that is currently turned on.

••The alarm on indicator flashes while the alarm is sounding.

••The snooze alarm indicator flashes while the snooze alarm is sounding and during the 5-minute intervals between alarms.

••The following table shows the information that appears in graphic areas A and B.

Mode	Graphic Area A	Graphic Area B

Timekeeping	Timekeeping Mode seconds	Timekeeping Mode seconds
	(10s unit)	(1s unit)
World Time	Timekeeping Mode seconds	Timekeeping Mode seconds
	(10s unit)	(1s unit)
Stopwatch	Sweeps from left to right	Stopwatch time seconds

Countdown Timer	Sweeps from right to left	Countdown time seconds

Alarm	No indication	No indication

To turn the Hourly Time Signal on and off1.In the Alarm Mode, use Dto select the Hourly TimeSignal ( ).

2.Press Ato toggle it on and off.

••The Hourly Time Signal on indicator is shown on the display in all modes while this function is turned on.

Hourly time signal on indicator

Illumination

		This watch has an EL (electro-luminescent) panel that
		causes the entire display to glow for easy reading in the
		dark. The watch’s auto light switch turns on illumination
		automatically when you angle the watch for reading
		towards your face.
		••The auto light switch must be turned on (indicated by
		the auto light switch indicator) for it to operate.
Auto light switch	indicator	••See “Illumination Precautions” for more important
		information.

To illuminate the display

In any mode (except when a setting screen is on the display), press Bto turn on illumination.

••The above operation turns on illumination regardless of the current auto light switch setting.

••You can use the procedure below to select either 1.5 seconds or 3 seconds as the illumination duration. When you press B, the illumination will remain on for about 1.5 seconds or 3 seconds, depending on the current illumination duration setting.

To specify the illumination duration

1. In the Timekeeping Mode, hold down Auntil the seconds start to flash, which indicates the setting screen.

2. While the seconds are flashing, press Bto toggle the setting between 1.5 seconds ( ) and 3 seconds ().

3. Press Ato exit the setting screen.

About the Auto Light Switch

While the auto light switch is enabled, illumination turns on whenever you position your wrist as described below in any mode.

Moving the watch to a position that is parallel to the ground and then tilting it towards you at more than 40 degrees causes illumination to turn on.

•• Wear the watch on the outside of your wrist.

Parallel to ground

More than 40°

Flash Alert

When Flash Alert is turned on, the illumination flashes for the alarms, the Hourly Time Signal, the countdown alarm, and stopwatch auto start.

To turn Flash Alert on and off

1. In the Timekeeping Mode, hold down Auntil the seconds start to flash, which indicates the setting screen.

2.Press Ceight times to display the Flash Alert setting screen.3.Press Dto toggle Flash Alert on ( displayed) andoff ( displayed).4.Press Ato exit the setting screen.

••The Flash Alert setting you select with the above procedure is applied in all modes.

••When Flash Alert is on, appears on the timekeeping screen for about one second whenever you enter the Stopwatch, Countdown Timer, or Alarm Mode.

Button Operation Tone

The button operation tone sounds any time you press one of the watch’s buttons. You can turn the button operation tone on or off as desired.

••Even if you turn off the button operation tone, the alarms, the Hourly Time Signal, the countdown alarm, and stopwatch auto start all operate normally.

To turn the button operation tone on and off

Mute indicator In any mode (except when a setting screen is on the display), hold down Cto toggle the button operation tone on (mute indicator not displayed) and off (mute indicator displayed).

••Holding down Cto turn the button operation tone on or off also causes the watch’s current mode to change.

••The mute indicator is displayed in all modes when the button operation tone is turned off.

Auto Return Features

••If you leave the watch in the Alarm Mode for two or three minutes without performing any operation, it automatically changes to the Timekeeping Mode.

••If you leave a screen with flashing digits on the display for two or three minutes without performing any operation, the watch automatically exits the setting screen.

Scrolling

The Band Dbuttons are used in various modes and setting screens to scroll through data on the display. In most cases, holding down these buttons during a scroll operation scrolls at high speed.

Initial Screens

When you enter the World Time or Alarm Mode, the data you were viewing when you last exited the mode appears first.

Timekeeping

••Resetting the seconds to while the current count is in the range of 30 to 59 causes the minutes to be increased by 1. In the range of 00 to 29, the seconds are reset to without changing the minutes.

••The year can be set in the range of 2000 to 2099.